THESAURUS
perk up
advance, ameliorate, amend, animate, arouse, boost, brace, brace up, brighten, brighten up, brisk, brisken, buck up, buoy up, cast up, cheer, cheer up, chirk up, come along, come on, convalesce, develop, dynamize, electrify, elevate, energize, enliven, erect, escalate, exhilarate, fire, fortify, fresh up, freshen, freshen up, gain, gain ground, gain strength, galvanize, get ahead, get along, get better, go ahead, go forward, graduate, grow better, hearten, heave, heft, heighten, heist, hike, hoick, hoist, hold up, improve, inflame, inspirit, invigorate, jazz up, jerk up, kindle, knock up, levitate, lift, lift up, light up, liven, lob, loft, look up, make headway, make progress, make strides, meliorate, mend, pep up, pick up, progress, quicken, raise, raise up, rally, reanimate, rear, rear up, recreate, recruit, recuperate, refresh, refreshen, regale, reinvigorate, renew, revitalize, revive, revivify, rise, rouse, set up, shape up, show improvement, sky, skyrocket, sleep it off, smarten up, snap up, stick up, stimulate, take heart, take off, throw up, turn the corner, up, upbuoy, upcast, upheave, uphoist, uphold, uplift, upraise, uprear, upthrow, vitalize, vivify, warm, zip up
ROGET THESAURUS
perk up
Refreshment
VB
brace, reinvigorate, air, freshen up, refresh, recruit, repair, fan, refocillate, refresh the inner man, breathe, respire, drink in the ozone, take a break, take a breather, take five, draw breath, take a deep breath, take breath, gather breath, take a long breath, regain breath, recover breath, get better, raise one's head, recover one's strength, regain one's strength, renew one's strength,
perk up, get one's second wind, come to oneself, feel refreshed, feel like a giant refreshed.
Cheerfulness
VB
be cheerful, have the mind at ease, smile, put a good face upon, keep up one's spirits, view the bright side of the picture, view things en couleur de rose, ridentem dicere virum, cheer up, brighten up, light up, bear up, chirp, take heart, cast away care, drive dull care away,
perk up, keep a stiff upper lip, rejoice, carol, chirrup, lilt, frisk, rollick, give a loose to mirth, cheer, enliven, elate, exhilarate, gladden, inspirit, animate, raise the spirits, inspire,
perk up, put in good humor, cheer the heart, rejoice the heart, delight,
be cheerful, have the mind at ease, smile, put a good face upon, keep up one's spirits, view the bright side of the picture, view things en couleur de rose, ridentem dicere virum, cheer up, brighten up, light up, bear up, chirp, take heart, cast away care, drive dull care away,
perk up, keep a stiff upper lip, rejoice, carol, chirrup, lilt, frisk, rollick, give a loose to mirth, cheer, enliven, elate, exhilarate, gladden, inspirit, animate, raise the spirits, inspire,
perk up, put in good humor, cheer the heart, rejoice the heart, delight.
Elevation
VB
heighten, elevate, raise, lift, erect, set up, stick up, perch up,
perk up, tilt up, rear, hoist, heave, uplift, upraise, uprear, upbear, upcast, uphoist, upheave, buoy, weigh mount, give a lift, exalt, sublimate, place on a pedestal, set on a pedestal, escalate 102, take up, drag up, fish up, dredge, stand up, rise up, get up, jump up, spring to one's feet, hold oneself, hold one's head up, drawn oneself up to his full height.